Removing The Cover - IBM System x3550 M3 Type 4254 Installation And User Manual

Hot-swap
SATA signal
cable
Hot-swap
configuration
cable
Hot-swap
SATA power
cable
Figure 25. Hot-swap backplane cable connection

Removing the cover

Use this information to remove the cover.
About this task
To remove the server cover, complete the following steps:
Procedure
1. Read the safety information that begins on "Safety" on page v and "Installation
2. Turn off the server and peripheral devices and disconnect the power cords and
guidelines" on page 43.
all external cables, if necessary.
Note: When you disconnect the power source from the server, you lose the
ability to view the LEDs because the LEDs are not lit when the power source is
removed. Before you disconnect the power source, make a note of which LEDs
are lit, including the LEDs that are lit on the operation information panel, on
the light path diagnostics panel, and LEDs inside the server on the system
board.
Chapter 2. Installing optional devices
51